bobbieceasearbo bobbieceasearbo
  • 13-12-2016
  • Mathematics
contestada

If sin x = .99 and tan x = 7.07, what is cos x?

Respuesta :

jgodoy1125
jgodoy1125 jgodoy1125
  • 13-12-2016
Multiplying both sides by cos x and dividing both sides by tan x results in 

cos x = (sin x)/(tan x), and sticking in the numbers gives 

cos x = 0.99/7.07 = 0.14.
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